Author’s reply: Calcium and vitamin D for the prevention of osteoporosis. Portuguese Journal of Family Medicine and General Practice, [S. l.], v. 26, n. 4, p. 401–2, 2010. DOI: 10.32385/rpmgf.v26i4.10767. Disponível em: https://rpmgf.pt/ojs/index.php/rpmgf/article/view/10767. Acesso em: 17 apr. 2026.